The Ring,retaining, cataloged under National Stock Number 5325-00-776-7615, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-776-7615 |
| Primary Part Number | 7767615 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Material Hardness Rating | 42.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM |
| Usage Design | INTERNAL |
| End Style | D SHAP BELOW INSIDE PERIPHERY |
| Material Document and Classification | ASTM A576, COMP 1060, 1066 OR 1070 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUNDED CORNERS |
| Outside Diameter | 11.740 INCHES NOMINAL IN |
| Major Thickness | 0.125 INCHES NOMINAL IN |
| Inside Diameter | 11.115 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Material | STEEL COMP 1060 OR STEEL COMP 1066 OR STEEL COMP 1070 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7767615 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 5365007767615 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 8892829 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 62.31.030 | 5/9 Secondary reference Sapa Operaciones SL |
| 8892829 | 5/9 Secondary reference General Motors Corp |
NSN 5325-00-776-7615 is a Ring,retaining, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-776-7615 has 1 manufacturer part number on file: 7767615 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7767615: Material Hardness Rating: 42.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM; Usage Design: INTERNAL; End Style: D SHAP BELOW INSIDE PERIPHERY; Material Document and Classification: ASTM A576, COMP 1060, 1066 OR 1070 ASSN STD SINGLE MATERIAL RESPONSE. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.